/Engine/Plugins/Online/OnlineServices/Source/OnlineServicesInterface/Public/Online/Sessions.h
Parameters for the GetAllSessions call return
[TOnlineResult](API\Plugins\OnlineServicesInterface\Online\TOnlineResult)< [FGetAllSessions](API\Plugins\OnlineServicesInterface\Online\FGetAllSessions) > GetAllSessions ( [FGetAllSessions::Params](API\Plugins\OnlineServicesInterface\Online\FGetAllSessions\Params) && Params ) const